trans-Cinnamic acid CAS 140-10-3
  • trans-Cinnamic acid CAS 140-10-3trans-Cinnamic acid CAS 140-10-3

trans-Cinnamic acid CAS 140-10-3

trans-Cinnamic acid CAS 140-10-3 rheumatic drug ketoprofen, etc.), curing accelerators.

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Product Description

Believe Chemical is a leading China trans-Cinnamic acid CAS 140-10-3 manufacturer, supplier and exporter. Adhering to the pursuit of perfect quality of products, so that our trans-Cinnamic acid CAS 140-10-3 have been satisfied by many customers. Shandong Believe Chemical Pte. Ltd. is a high-tech enterprise integrating R &D and sales of chemical technology. 

We are good at the advantages of chemical products in the field. Our products are exported to Europe, the United States, Japan, South Korea, Southeast Asia and other countries and regions. With science and technology as the guide, honesty as the foundation, quality as the life, and relying on the enterprise concept of innovation and development, we sincerely hope to establish exchanges and extensive cooperation with domestic and foreign customers to create prosperity!

trans-Cinnamic acid CAS 140-10-3 Chemical Specification 

Product Name 

 trans-Cinnamic acid



Molecular Weight 










 White Powder





Melting point

 133 °C 133 °C


The result conform with standard

trans-Cinnamic acid CAS 140-10-3 Chemical Properties

Melting point 133 ° C (L)
Boiling point 300 ° C (L)
Density 1.248
Steam pressure 1.3mpa (128 ° C)
Refractive index 1.5049 (estimated)
Flash point >230 ° f
Storage condition 2-8 ° C
Solubility 0.4g/l
Acidity coefficient (PKA) 4.44 Chemistry Manual (at 25 ℃)
Morphology crystalline powder
The color is white to white
Specific gravity 0.91
Odor fan
PH value range of acid-base indicator discoloration 3-4
PH value 3-4 (0.4g/l, H2O, 20 ℃)

trans-Cinnamic acid CAS 140-10-3 Application

Cinnamic acid is used in the preparation of L-phenylalanine, as an intermediate of xinkean, a drug for coronary heart disease, and in the manufacture of local anesthetics, fungicides, hemostatics, etc; In the perfume industry, it is used to prepare methyl phenyl acrylate, ethyl ester and phenyl ester, and as the perfume of food and chemical cosmetics, which has a good fragrance retention effect; It is used as growth promoter, long-acting bactericide and preservative of fruits and vegetables in pesticide industry; It is also used to produce vinyl cinnamic acid, the main raw material of photosensitive resin. Cinnamic acid is a reagent for the determination of uranium, vanadium and the separation of thorium.

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